Availability
1978 Manley Parts and Accessories
Valves, Exhaust, Stainless Steel, 1.60 in. Diameter, .311 in. Stem, 5.040 in. Length, Chevy, Set of 8
Part Number: MAN-11305-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .311 in. Stem, 5.240 in. Length, Chevy, Each
Part Number: MAN-11335-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.070 in. Length, Ford, Set of 8
Part Number: MAN-11829-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Race Master, Stainless Steel, 2.100 in. Diameter, 0.3415 in. Stem, 5.140 in. Length, Set of 8
Part Number: MAN-11584-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.740 in. Diameter, .372 in. Stem, 5.010 in. Length, Mopar, Set of 8
Part Number: MAN-11307-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Intake, Stainless Steel, 2.250 in. Diameter, .342 in. Stem, 5.440 in. Length, Mopar, Set of 8
Part Number: MAN-11382-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Intake, Stainless Steel, 2.190 in. Diameter, .342 in. Stem, 5.344 in. Length, Mopar, Set of 8
Part Number: MAN-11380-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.465 in. Length, Chevy, Set of 8
Part Number: MAN-11327-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Set of 8
Part Number: MAN-11323-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, XH-426 Stainless, 1.900 in. Diameter, .3715 in. Stem, 5.422 in. Length, Set of 8
Part Number: MAN-11707-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, XH-426 Stainless Steel, 1.880 in. Diameter, .372 in. Stem, 5.522 in. Length, Set of 8
Part Number: MAN-11509-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 4.940 in. Length, Chevy, Set of 8
Part Number: MAN-11558-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Race Flo, Stainless Steel, 2.055 in. Head Dia, 7 Degree, Chevy, Small Block, Set of 8
Part Number: MAN-11546-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Set of 8
Part Number: MAN-11559-8
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.522 in. Length, Chevy, Set of 8
Part Number: MAN-11515-8
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.810 in. Diameter, .342 in. Stem, 5.400 in. Length, Mopar, Set of 8
Part Number: MAN-11381-8
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valves, Intake, Stainless Steel, 1.850 in. Diameter, .342 in. Stem, 5.075 in. Length, Ford, Set of 8
Part Number: MAN-11578-8
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 4.730 in. Length, 1.775 in. Diameter, 0.3415 in. Diameter Stem, Buick V6, Set of 6
Part Number: MAN-11504-6
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Titanium, 2.325 in. Head Diameter, 5.500 in. Length, Chevy, Big Block, Each
Part Number: MAN-11940-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .342 in. Stem, 0.100 in. Longer, 5.522 in. Length, Set of 8
Part Number: MAN-10761-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Each
Part Number: MAN-11429T-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Intake, Titanium, 2.180 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Each
Part Number: MAN-11468T-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Timing Chain and Gears, Double Roller, Iron Cam Sprocket, Steel Crank Sprocket, Chevy, Big Block, Set
Part Number: MAN-73142
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.5 in. Diameter, .342 in. Stem, 5.035 in. Length, Set of 8
Part Number: MAN-10705-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Intake, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8
Part Number: MAN-10776-8
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
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